|Content Item||An instance of a content type. For every content type, there are many content items.
Content types specify what attributes a content item can have (e.g. it's the cookie cutter). When a content item (the cookie) is created a copy of the content type is made and values assigned to each of those attributes.
|Content Attribute||A property within a content type. For example, the content type Person may have three attributes, age, name, and title. Collectively, the attributes define what a content type is.
Also commonly referred to as: Property, Field, and Element.
|Content Type||A content type is an information asset. It is an abstraction that captures the essential characteristics (attributes) of content that distinguish it from all other kinds of content.
A content type is a unique, re-usable, value-creating unit of information.
|Content Module||A content module is a collection of highly-cohesive content types.|
|Content Package||A content package is a collection of content items.|
|Instantiation||The creation of a content item from a content type.|
A content model is a formal representation of structured content as a collection of content types and their inter-relationships.
|Content Relationship||A content relationship expresses the way one content type relates to another.|